Finding the Fourth Proportional to 87,264,571.65, 120,425,473.40 and 48,105,489.18
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Solution
The fourth proportional to 87,264,571.65, 120,425,473.40 and 48,105,489.18 is: 66,385,776.02
Step by Step Solution
- Step 1: Write the proportion equation
87,264,571.65 : 120,425,473.40 = 48,105,489.18 : x - Step 2: Convert to fraction form
87,264,571.65/120,425,473.40 = 48,105,489.18/x - Step 3: Cross multiply
87,264,571.65x = 120,425,473.40 × 48,105,489.18 - Step 4: Simplify right side
87,264,571.65x = 5,793,126,307,640,078 - Step 5: Solve for x
x = 5,793,126,307,640,078/87,264,571.65 - Step 6: Final answer
x = 66,385,776.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.